Sealing burner fixture 12mm

Bosch Sealing burner fixture 12mm (part 63046223) is a 12 mm service sealing component used in burner assemblies to create a gas-tight interface and maintain proper burner alignment during maintenance. Its compact design supports OEM repair and routine servicing of Bosch burners and boilers without altering combustion components. No detailed technical listing for 63046223 was found on Bosch North America sites, so this description is based on the official part name and category.